Re: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-23 Thread Alexander Duyck
On Mon, Jan 23, 2017 at 1:44 AM, David Laight wrote: > Alexander Duyck >> Sent: 19 January 2017 15:55 > ... >> >> The Relaxed Ordering attribute doesn't get applied across the board. >> >> It ends up being limited to a subset of the transactions if I recall >> >>

RE: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-23 Thread David Laight
Alexander Duyck > Sent: 19 January 2017 15:55 ... > >> The Relaxed Ordering attribute doesn't get applied across the board. > >> It ends up being limited to a subset of the transactions if I recall > >> correctly. In this case it is the Tx descriptor write back, and the > >> Rx data write back.

Re: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-19 Thread Alexander Duyck
On Thu, Jan 19, 2017 at 3:43 AM, David Laight wrote: > From: Alexander Duyck >> Sent: 18 January 2017 17:25 >> On Wed, Jan 18, 2017 at 8:22 AM, David Laight >> wrote: >> > From: David Miller >> >> Sent: 17 January 2017 19:16 >> >> > Relax

RE: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-19 Thread David Laight
From: Alexander Duyck > Sent: 18 January 2017 17:25 > On Wed, Jan 18, 2017 at 8:22 AM, David Laight wrote: > > From: David Miller > >> Sent: 17 January 2017 19:16 > >> > Relax ordering(RO) is one feature of 82599 NIC, to enable this feature > >> > can > >> > enhance the

Re: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-18 Thread Alexander Duyck
On Wed, Jan 18, 2017 at 8:22 AM, David Laight wrote: > From: David Miller >> Sent: 17 January 2017 19:16 >> > Relax ordering(RO) is one feature of 82599 NIC, to enable this feature can >> > enhance the performance for some cpu architecure, such as SPARC and so on. >> >

RE: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-18 Thread David Laight
From: David Miller > Sent: 17 January 2017 19:16 > > Relax ordering(RO) is one feature of 82599 NIC, to enable this feature can > > enhance the performance for some cpu architecure, such as SPARC and so on. > > Currently it only supports one special cpu architecture(SPARC) in 82599 > > driver to

RE: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-17 Thread maowenan
> -Original Message- > From: Alexander Duyck [mailto:alexander.du...@gmail.com] > Sent: Wednesday, January 18, 2017 3:28 AM > To: David Miller > Cc: maowenan; Netdev; Jeff Kirsher > Subject: Re: [PATCH v2 net-next] net:add one common config > ARCH_WANT_RELAX_O

Re: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-17 Thread Alexander Duyck
On Tue, Jan 17, 2017 at 11:15 AM, David Miller wrote: > From: Mao Wenan > Date: Mon, 9 Jan 2017 13:32:34 +0800 > >> Relax ordering(RO) is one feature of 82599 NIC, to enable this feature can >> enhance the performance for some cpu architecure, such as

Re: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-17 Thread David Miller
From: Mao Wenan Date: Mon, 9 Jan 2017 13:32:34 +0800 > Relax ordering(RO) is one feature of 82599 NIC, to enable this feature can > enhance the performance for some cpu architecure, such as SPARC and so on. > Currently it only supports one special cpu architecture(SPARC) in

Re: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-15 Thread David Miller
From: Mao Wenan Date: Mon, 9 Jan 2017 13:32:34 +0800 > Relax ordering(RO) is one feature of 82599 NIC, to enable this feature can > enhance the performance for some cpu architecure, such as SPARC and so on. > Currently it only supports one special cpu architecture(SPARC) in

RE: [PATCH v2 net-next] net:add one common config ARCH_WANT_RELAX_ORDER to support relax ordering.

2017-01-09 Thread maowenan
> -Original Message- > From: netdev-ow...@vger.kernel.org [mailto:netdev-ow...@vger.kernel.org] > On Behalf Of Mao Wenan > Sent: Monday, January 09, 2017 1:33 PM > To: netdev@vger.kernel.org; jeffrey.t.kirs...@intel.com; > alexander.du...@gmail.com > Subject: [PATCH v2 net-next] net:add